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From: "Mohd. Jeffry" <linuxlah@gmail.com>
To: netfilter@lists.netfilter.org
Subject: Re: what protocols need UDP instead of just TCP?? DNS, IMAP, SSH, etc.?
Date: Sat, 29 Jan 2005 00:45:58 +0700	[thread overview]
Message-ID: <a0d88f500501280945123146d7@mail.gmail.com> (raw)
In-Reply-To: <20050126184721.GA7134@bender.817west.com>

DNS, NTP, NFS


On Wed, 26 Jan 2005 13:47:21 -0500, Jason Opperisano <opie@817west.com> wrote:
> On Tue, Jan 25, 2005 at 04:05:50PM -0800, seberino@spawar.navy.mil wrote:
> > I'm only allowing TCP out of my firewall.
> >
> > What apps/protocls need UDP?
> >
> > DNS, IMAP, SSH, etc.?
> 
> DNS--yes.  IMAP and SSH--no.
> 
> > I dunno if I need to allow UDP for anything.
> 
> other common UDP ports i allow out:
> 
> Port    Service
> ---------------
> 123     NTP
> 500     IKE
> 
> -j
> 
> --
> "I never passed Remedial Science 1A.
>  And you're a nuclear technician?"
>         --The Simpsons
> 
>


      reply	other threads:[~2005-01-28 17:45 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-01-26  0:05 what protocols need UDP instead of just TCP?? DNS, IMAP, SSH, etc.? seberino
2005-01-26 13:29 ` Jose Maria Lopez
2005-01-26 13:30   ` Raphael Jacquot
2005-01-26 18:47 ` Jason Opperisano
2005-01-28 17:45   ` Mohd. Jeffry [this message]

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